%% You should probably cite draft-ietf-oauth-introspection instead of this I-D.
@techreport{richer-oauth-introspection-04,
	number =	{draft-richer-oauth-introspection-04},
	type =		{Internet-Draft},
	institution =	{Internet Engineering Task Force},
	publisher =	{Internet Engineering Task Force},
	note =		{Work in Progress},
	url =		{https://datatracker.ietf.org/doc/html/draft-richer-oauth-introspection-04},
        author =	{Justin Richer},
	title =		{{OAuth Token Introspection}},
	pagetotal =	6,
	year =		,
	month =		,
	day =		,
	abstract =	{This specification defines a method for a client or protected resource to query an OAuth authorization server to determine meta- information about an OAuth token.},
}